Perhaps you should try some spelling variations:
nonverbal communication » internal communication, managerial communication, oral communication
information case » information based, information can, information costs
developments 1.1 » development 1.1, developments 2.1, developments 3.1
technologies 2 » technologies _, technologies 4
a developments » a development, _ developments, 2 developments
des nonverbal » der nonverbalen, 8 nonverbal, _ nonverbal
1.1 access » 3.1 access, 5.1 access, 10 access
case des » cases des, case das, phase des
costs a » costs _, costs 4

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 2 information case des nonverbal communication costs a developments 1.1 access.*.